*{margin:0;padding:0;box-sizing:border-box;border: 1px solid rgb(255, 255, 255);}
body{font-size:14px;}
ul{list-style: none;}
img{width:100%;border:none;/*IE浏览器会加边框*/vertical-align: top;/*解决图片与边框之间的间距*/}
a{text-decoration: none;font-size:14px;color:#363636;}
a:hover{color:#1428a0;}